> unfortunately i don't think there
> is a library routine that will tell us whether a string is a valid
> ip address.

I had to enhance the APE "bsd" library to implement the OpenLDAP
client tools.  I'm sure importing inet_pton.c from NetBSD to Plan 9
native will not be much more effort.  I do believe it loses the
ability to understand 127.1, but I have not verified this.

++L